21017508544

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{991}}^1$

素因数の和:1314

約数の個数: 112

約数和(自身を含む): 44873485056

約数和(自身を除く): 23855976512

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 101, 136, 193, 202, 272, 386, 404, 544, 772, 808, 991, 1088, 1544, 1616, 1717, 1982, 3088, 3232, 3281, 3434, 3964, 6176, 6464, 6562, 6868, 7928, 12352, 13124, 13736, 15856, 16847, 19493, 26248, 27472, 31712, 33694, 38986, 52496, 54944, 63424, 67388, 77972, 100091, 104992, 109888, 134776, 155944, 191263, 200182, 209984, 269552, 311888, 331381, 382526, 400364, 539104, 623776, 662762, 765052, 800728, 1078208, 1247552, 1325524, 1530104, 1601456, 1701547, 2651048, 3060208, 3202912, 3251471, 3403094, 5302096, 6120416, 6405824, 6502942, 6806188, 10604192, 12240832, 13005884, 13612376, 19317563, 21208384, 26011768, 27224752, 38635126, 52023536, 54449504, 77270252, 104047072, 108899008, 154540504, 208094144, 309081008, 328398571, 618162016, 656797142, 1236324032, 1313594284, 2627188568, 5254377136, 10508754272, 21017508544]

約数ペア:

[(1, 21017508544), (2, 10508754272), (4, 5254377136), (8, 2627188568), (16, 1313594284), (17, 1236324032), (32, 656797142), (34, 618162016), (64, 328398571), (68, 309081008), (101, 208094144), (136, 154540504), (193, 108899008), (202, 104047072), (272, 77270252), (386, 54449504), (404, 52023536), (544, 38635126), (772, 27224752), (808, 26011768), (991, 21208384), (1088, 19317563), (1544, 13612376), (1616, 13005884), (1717, 12240832), (1982, 10604192), (3088, 6806188), (3232, 6502942), (3281, 6405824), (3434, 6120416), (3964, 5302096), (6176, 3403094), (6464, 3251471), (6562, 3202912), (6868, 3060208), (7928, 2651048), (12352, 1701547), (13124, 1601456), (13736, 1530104), (15856, 1325524), (16847, 1247552), (19493, 1078208), (26248, 800728), (27472, 765052), (31712, 662762), (33694, 623776), (38986, 539104), (52496, 400364), (54944, 382526), (63424, 331381), (67388, 311888), (77972, 269552), (100091, 209984), (104992, 200182), (109888, 191263), (134776, 155944)]